Chobani, the yoghurt maker that has grown to a business generating US$1bn in sales in under a decade, grabbed the headlines this week with news it had secured investment for further growth from private-equity firm TPG Capital. Elsewhere, the trademark spat between Mars and Hershey remained popular among you throughout the week, while Unilever admitted it is weighing up its options over Slim.Fast and its North American pasta sauces unit.